Which tool must be used to analyze all of the database ……

单项选择题Which of the following is NOT true about XML columns?（）

A.Data can be retrieved by SQL.
B.Data can be retrieved by XQuery.
C.XML columns must be altered to accommodate additional parent and child relationships.
D.Access to any portion of an XML document can be direct, without reading the whole document.

单项选择题Which of the following describes how DB2 9 stores an XML document if the XML Extender is not used?（）

A.CLOB
B.BLOB
C.Hierarchically
D.Rows and columns

单项选择题For which of the following is a data warehouse optimized?（）

A.Backup and recovery
B.Transactions
C.Security
D.Queries

单项选择题Which of the following is the main feature of an OLTP application?（）

A.Summarized queries
B.Granular transactions
C.Voluminous historical data
D.Heterogeneous data sources

单项选择题Which of the following is the lowest cost DB2 product that can be legally installed on a Linux server that has 6 CPUs?（）

A.DB2 Express Edition
B.DB2 Personal Edition
C.DB2 Workgroup Server Edition
D.DB2 Enterprise Server Edition